Lamp



FIG. 1 is a perspective view of a lamp showing our new design;

FIG. 2 is a perspective fragmentary view showing a portion of a bottom, side and end of the upper bar of the lamp of FIG. 1;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a front view thereof; and,

FIG. 8 is a rear view thereof.

Elements of the lamp have been shown broken away in all figures to indicate that no particular length is claimed. The portions of the lamp shown in broken lines form no part of the claimed design. 

The ornamental design for a lamp, as shown and described. 